Cheap flights from San Francisco, CA to Portland, ME
Flights starting at $236. Choose between United Airlines, Sun Country Airlines, or Alaska Airlines to find the best price.
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Tips to know when travelling to Portland
Cheapest one-way trip | $308 |
---|---|
Cheapest round-trip | $462 |
Average round-trip | $725 |
Most popular airline | United Airlines |
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The most popular airlines for this route are United Airlines, Sun Country Airlines, and Alaska Airlines. San Francisco and Portland have 40 direct flights per week.
Check-in for a flight from San Francisco to Portland
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
United Airlines | UAL | UA | Yes | No |
Sun Country Airlines | SCX | SY | Yes | No |
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in Portland
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 0°C | -6°C |
February | 0°C | -6°C |
March | 4°C | -2°C |
April | 10°C | 3°C |
May | 15°C | 8°C |
June | 20°C | 13°C |
July | 24°C | 17°C |
August | 24°C | 16°C |
September | 20°C | 13°C |
October | 14°C | 8°C |
November | 8°C | 2°C |
December | 3°C | -2°C |
14 day forecast
Frequently asked questions
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